Typewriter attachment



May 23, W33. J. EREQKY L J TYPEWRITER ATTACHMENT Filed Nov. 24, 1951 INVENTOR. HD7155? V RBECKX ATTORNEYS.

Patented May 23, 1933 i a I i 4 UNITED STATES PATENT orrlcr.

AMA

Application filed Inventor M, 1381. serial He. 571,095.

This invention relates to improvements in 8 and 9. This retainer hasan opening 11 typewriter attachments and has particular therethrough, the urpose of which will be re erence to a device for indicating the end later seen. Secured to the backof the paper of a sheet of paper. guide is a pair of arms 12 and 13 which 5 The rincipal object of this invention is sup rt a bell M. A rod 16 extends through 55 to pr uce a device wherein the operator the ll and through the support and has a will know when a sheet of aper has nearly plunger 17 which passes through an opencompleted its travel throng a typewriter. mg 18 formed in the paper guide 5. A

A. further object is to produce a device thumb piece 19 is attached to the rod 16 and which may be attached to any standard form a coil spring 21 extends between the rear 60 of typewriter without materially altering its end of the plan er 17 and the support 12. construction. At 22, I have s own a lever connected to A further object is to produce a device a rod 23 which rod carries an arm 24, which which is neat in appearance and one which engages a slot 26 formed in the plunger 17.

is economical to manufacture. The operation of my device is as fol- 65 Other objects and advantages will be aplows parent during the course of the following The 0 erator depresses the lever 22 which descri tion.- pushes t e plunger 17 away from the retain- In t e accompanying drawing formin a or 7', thus ermitting the sheet of pa er A part of this specification and in which like to he passed beneath the retainer 7 an thus 70 numerals are employed to designate like fed around the platen. When the operator parts throughout the same, has reached the end of the sheet, as the end Fig. 1 is a fragmentary top plan view of a passes from between the plunger and guide,

typewriter havin my device attached therethe plunger is released so that the spring 21 to and partly bro en away in order to show functions to cause the thumb piece 19 to 75 the operation, strike upon the bell 14. The opening 11 in Fi 2 is a cross sectional view taken on the retainer 7' permits the plunger to pass the line 2-2 of Fig. 1, and therethrough and thus allows a greater Fig. 3 is a perspective view of the releasmovement in the striking of the bell. in%mechanism. It will thus be seen that my device will all us to the fact that as the paper moves accomplish all the objects above set forth.

around the platen of the typewriter, the de- It is to be undersd that the form of scending lower end of the pa r is hidden my invention herewith shown and descrihed by the ascending top of the s eet. Conseis to be taken as a preferred example of the uently it is very hard to determine when same and that various changes relative to the operator has reached the point adjacent the material, size, sha and arrangement of the bottom of the sheet. Applicant has departs may he resorte to without departing vised a simple mechanism wherein a hell mm the s irit of the invention or the scope will ring when the paper has passed a preof the suhgoined claims.

* determined point. Having thus descri my invention, 1

In the accompanying drawing wherein for claim the purpose of illustration is shown a pre- 1. In a device of the character described, ferred embodiment of my invention, the nuthe combination with a paper guide, of a meral 5 designates a typewriter paper guide retainer secured to said paper guide, a sup- 95 and the numeral 6 the platen thereof. The port secured to said paper guide, a bell posiplaten is turned by the usual hand-wheels 7 tioned on said support, a rod extending and 8. These parts form no part of my inthrough said support and said bell, a finger V vention. g piece secured to said rod, a plunger secured M invention consists of a paper retainer to said rod, a spring interposed between said 7 which is attached to the paper guide as at plunger and said support, said plunger extending throng}; said paper guide whereb paper passing tween said paper guide said retainer will engaged by plunger.

2. a device of the character described, the combination with a paper gmde', of a retainer secured to said paper guide, a support secured to said paper guide a bell positioned on said support, a extending through said support and said bell, a finger piece secured to said rod, a plunger secured to said rod, a spring interposed between said plunger and saidsupport, said plunger extending through said paper guide, whereby dpaper passing between said payer guide an said retainer will, be engage plunger, and means for retracting said plunger against the tension of said spring.

In testimony whereof I aflix my signature.

JOSEPH YEBBECKY.

and

by said 

